@startuml C4_Context
!include https://raw.githubusercontent.com/plantuml-stdlib/C4-PlantUML/master/C4_Context.puml

title System Context diagram for Meldestelle

Person(eventOrganizer, "Event Organizer", "Organizes and manages equestrian events")
Person(administrator, "Administrator", "Manages system configuration and master data")
Person(member, "Member", "Registers for events and manages personal information")
Person(horseOwner, "Horse Owner", "Registers and manages horse information")

System(meldestelle, "Meldestelle", "Modular system for managing equestrian sports events, including registration of horses, members, and events")

System_Ext(paymentProvider, "Payment Provider", "Processes payments for event registrations")
System_Ext(emailSystem, "Email System", "Sends notifications and confirmations")
System_Ext(federationSystem, "Equestrian Federation System", "Provides validation of memberships and horses")

Rel(eventOrganizer, meldestelle, "Creates and manages events using")
Rel(administrator, meldestelle, "Configures and administers")
Rel(member, meldestelle, "Registers for events and updates personal information using")
Rel(horseOwner, meldestelle, "Registers and manages horses using")

Rel(meldestelle, paymentProvider, "Processes payments through")
Rel(meldestelle, emailSystem, "Sends notifications via")
Rel(meldestelle, federationSystem, "Validates memberships and horses with")

@enduml